Use public ECR for images that exist there.

This means that CodeBuild jobs to build these images
should always succeed rather than hitting rate limits
at Docker.

Author: Adrian Wilkins

al2/aarch64/standard/1.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM amazonlinux:2
+FROM public.ecr.aws/amazonlinux/amazonlinux:2
 
 ENV RUBY_VERSION="2.6.5" \
  PYTHON_37_VERSION="3.7.4" \

al2/aarch64/standard/2.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM amazonlinux:2 AS core
+FROM public.ecr.aws/amazonlinux/amazonlinux:2 AS core
 
 ENV EPEL_REPO="https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm"
 

al2/x86_64/standard/2.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM amazonlinux:2 AS core
+FROM public.ecr.aws/amazonlinux/amazonlinux:2 AS core
 
 # Install git, SSH, and other utilities
 RUN set -ex \

al2/x86_64/standard/3.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM amazonlinux:2 AS core
+FROM public.ecr.aws/amazonlinux/amazonlinux:2 AS core
 
 # Install git, SSH, and other utilities
 RUN set -ex \

ubuntu/standard/3.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM ubuntu:18.04 AS core
+FROM public.ecr.aws/ubuntu/ubuntu:18.04 AS core
 
 ENV DEBIAN_FRONTEND="noninteractive"
 

ubuntu/standard/4.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM ubuntu:18.04 AS core
+FROM public.ecr.aws/ubuntu/ubuntu:18.04 AS core
 
 ENV DEBIAN_FRONTEND="noninteractive"
 

ubuntu/standard/5.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM ubuntu:20.04 AS core
+FROM public.ecr.aws/ubuntu/ubuntu:20.04 AS core
 
 ARG DEBIAN_FRONTEND="noninteractive"
 

unsupported_images/al2/x86_64/standard/1.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM amazonlinux:2 AS core
+FROM public.ecr.aws/amazonlinux/amazonlinux:2 AS core
 
 ENV EPEL_REPO="https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm"
 

unsupported_images/ubuntu/standard/1.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM ubuntu:18.04 AS core
+FROM public.ecr.aws/ubuntu/ubuntu:18.04 AS core
 
 ENV DEBIAN_FRONTEND="noninteractive"
 

unsupported_images/ubuntu/standard/2.0/Dockerfile

@@ -9,7 +9,7 @@
 # This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, express or implied.
 # See the License for the specific language governing permissions and limitations under the License.
 
-FROM ubuntu:18.04 AS core
+FROM public.ecr.aws/ubuntu/ubuntu:18.04 AS core
 
 ENV DEBIAN_FRONTEND="noninteractive"